The cheapest times to fly from IAD to YFC are

  • January 1st to February 18th
  • August 6th to December 16th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from IAD to YFC is late November to early December. Prices can be as high as $757 for Sunday flights during late May, or as low as $368 for Tuesday flights around late November to early December.


When to Fly to Fredericton

Flying from Washington, DC (IAD) to Fredericton (YFC) will usually cost between $406 to $703 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late November to early December with an average ticket price of $398. Due to high demand the most expensive time to fly is late May, with an average price of $714. Planning your trip to low-cost times can easily save you $316 on economy flights and even more on first-class flights. Generally, any price below $512 can be considered a good price for a round-trip IAD to YFC flight.

See below for a graph of average weekly prices for the IAD to YFC route. All prices are for round-trip tickets in USD.

IAD to YFC Flight Prices

Compared to other flights, the IAD to YFC flight is cheaper than the average and costs much less than the average flight leaving from Washington. The average price per mile (for a direct flight) is $0.43, which is a bit above average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $67 (12%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $479. Return trip prices are from the YFC to IAD flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from IAD to YFC can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 18 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from IAD to YFC while comparing.

Destination alternative #1: Northern Maine Regional at Presque Isle Airport (PQI) in Presque Isle/Houlton, ME

  • 92 miles (148 km) away from YFC
  • Usually 19.45% less expensive than YFC
  • 1-layover flights available

See IAD to PQI flights

Destination alternative #2: Bangor International Airport (BGR) in Bangor, ME

  • 133 miles (214 km) away from YFC
  • Usually 1.17% less expensive than YFC
  • 1-layover flights available

See IAD to BGR flights


Flight Questions Answered

Still have questions about flying from IAD to YFC? We’ve got answers.

Which airlines fly this route?

You can find 7 major airlines flying this route most often: Air Canada, Avianca, Delta, Porter Airlines, Qantas, United, WestJet, and potentially more during busy seasons.

How far away is it from Fredericton International Airport to Washington Dulles International Airport?

The distance between the two airports is roughly 733 miles or 1180 kilometers.

How long does it take to fly from IAD to YFC?

The real-world flight time for a nonstop IAD to YFC flight is about 2 hour 18 minutes.

How many flights go between Washington, DC and Fredericton?

It depends on the day of the week and the date, but a typical day might have around 15 available flights from IAD to YFC.


Airport Location Info


Departing Airport

Origination code IAD
Origination airport name Washington Dulles International Airport
City Washington, DC
Country the United States
Latitude 38.9
Longitude -77.5

Return Airport

Destination code YFC
Destination airport name Fredericton International Airport
City Fredericton
Country Canada
Latitude 45.9
Longitude -66.5


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.